<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <title>Document</title>
<script src="/CHENG-ZAO-ZAO/js/vue.js"></script>
</head>
<body>
     <div id="app">
       <select name="" v-model="fruit" >
        <option value="苹果">苹果</option>
        <option value="梨子">梨子</option>
        <option value="香蕉">香蕉</option>
        <option value="荔枝">荔枝</option>
       </select>
       <p>{{fruit}}</p>
     </div>
<br>
   <script>
       let app = new Vue({
        el:"#app",
        data:{
             
             fruit:'梨子'
             
        }
       })
    </script>
</body>
</html>